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<script id="fishNormalMapFragmentShader" type="text/something-not-javascript">
#ifdef GL_ES
precision highp float;
#endif
uniform vec4 lightColor;
varying vec4 v_position;
varying vec2 v_texCoord;
varying vec3 v_tangent;  // #normalMap
varying vec3 v_binormal;  // #normalMap
varying vec3 v_normal;
varying vec3 v_surfaceToLight;
varying vec3 v_surfaceToView;
 
uniform vec4 ambient;
uniform sampler2D diffuse;
uniform vec4 specular;
uniform sampler2D normalMap;  // #normalMap
uniform float shininess;
uniform float specularFactor;
// #fogUniforms
 
vec4 lit(float l ,float h, float m) {
  return vec4(1.0,
              max(l, 0.0),
              (l > 0.0) ? pow(max(0.0, h), m) : 0.0,
              1.0);
}
void main() {
  vec4 diffuseColor = texture2D(diffuse, v_texCoord);
  mat3 tangentToWorld = mat3(v_tangent,  // #normalMap
                             v_binormal,  // #normalMap
                             v_normal);  // #normalMap
  vec4 normalSpec = texture2D(normalMap, v_texCoord.xy);  // #normalMap
  vec4 normalSpec = vec4(0,0,0,0);  // #noNormalMap
  vec3 tangentNormal = normalSpec.xyz - vec3(0.5, 0.5, 0.5);  // #normalMap
  tangentNormal = normalize(tangentNormal + vec3(0, 0, 2));  // #normalMap
  vec3 normal = (tangentToWorld * tangentNormal);  // #normalMap
  normal = normalize(normal);  // #normalMap
  vec3 normal = normalize(v_normal);   // #noNormalMap
  vec3 surfaceToLight = normalize(v_surfaceToLight);
  vec3 surfaceToView = normalize(v_surfaceToView);
  vec3 halfVector = normalize(surfaceToLight + surfaceToView);
  vec4 litR = lit(dot(normal, surfaceToLight),
                    dot(normal, halfVector), shininess);
  vec4 outColor = vec4(
    (lightColor * (diffuseColor * litR.y + diffuseColor * ambient +
                  specular * litR.z * specularFactor * normalSpec.a)).rgb,
      diffuseColor.a);
  // #fogCode
  gl_FragColor = outColor;
}
</script>
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